113212023 has 8 divisors (see below), whose sum is σ = 150999408. Its totient is φ = 75449664.

The previous prime is 113212019. The next prime is 113212037. The reversal of 113212023 is 320212311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113212023 - 2² = 113212019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113211993 and 113212011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113210023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11515 + ... + 18947.

It is an arithmetic number, because the mean of its divisors is an integer number (18874926).

Almost surely, 2^113212023 is an apocalyptic number.

113212023 is a deficient number, since it is larger than the sum of its proper divisors (37787385).

113212023 is an equidigital number, since it uses as much as digits as its factorization.

113212023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12513.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 113212023 is about 10640.1138621727. The cubic root of 113212023 is about 483.7609966185.

Adding to 113212023 its reverse (320212311), we get a palindrome (433424334).

The spelling of 113212023 in words is "one hundred thirteen million, two hundred twelve thousand, twenty-three".